1189136 has 20 divisors (see below), whose sum is σ = 2481612. Its totient is φ = 548736.

The previous prime is 1189127. The next prime is 1189151. The reversal of 1189136 is 6319811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 414736 + 774400 = 644^2 + 880^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1189099 and 1189108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651 + ... + 3066.

2^1189136 is an apocalyptic number.

1189136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1189136 is an abundant number, since it is smaller than the sum of its proper divisors (1292476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1189136 is a wasteful number, since it uses less digits than its factorization.

1189136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5738 (or 5732 counting only the distinct ones).

The product of its digits is 1296, while the sum is 29.

The square root of 1189136 is about 1090.4751258053. The cubic root of 1189136 is about 105.9441975183.

The spelling of 1189136 in words is "one million, one hundred eighty-nine thousand, one hundred thirty-six".